Which of the following statements about gift tax annual exclusion is incorrect? a. The gift tax annual exclusion is indexed for inflation. b. Each individual is allowed to give up to the indexed amount to as many donees as he or she wishes each year. c. The gift must be of a present interest. d. Gifts to Section 2503(c) trusts for minors are ineligible for the gift tax annual exclusion because they are future interest gifts.